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pandacat
@pandacat
September 2021
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7 задача решите плиз,срочно
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wasurenagusa
n = m/M
M(KI) = 166 г/моль
x моль 2 моль
5H2SO4конц + 8KIтв = H2S + 4I2 + 4K2SO4 + 4H2O
5 моль 8 моль
n(KI) = 332/166 = 2 моль
по уравнению реакции:
n(H2SO4) = 2*5/8 = 1,25 моль
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Answers & Comments
M(KI) = 166 г/моль
x моль 2 моль
5H2SO4конц + 8KIтв = H2S + 4I2 + 4K2SO4 + 4H2O
5 моль 8 моль
n(KI) = 332/166 = 2 моль
по уравнению реакции:
n(H2SO4) = 2*5/8 = 1,25 моль